"She's claiming that she hooked up with Brad after she met him at a private art viewing. Apparently, she's saying that they didn't use protection and he never left her a way of getting in touch, which is why she's come forward," an insider told the mag.

Brad Pitt and Jennifer Aniston had reportedly become

Angelina and Brad, pictured here in 2015, announced their separation in September 2016. Source: Getty

The alleged affair happened around January when Brad was "enjoying the single life" and it was then that he and met the woman in her twenties who says their encounter has resulted in her getting pregnant.

While there has been no word on the truth of the claims, Be has reached out to Brad's people.

Brad Pitt and Neri Oxman have also been rumoured to be dating. Source: Instagram / camenzino

News surrounding the dad-of-six's love life has been rife with speculation, with many fans hoping his divorce from Angelina Jolie would result in him reuniting with his former wife, Jen.

Despite claims the pair were "married in Missouri" recently and him also being romantically linked to Neri, the actor has remained tight-lipped on his true relationship status.